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   &#160;<span id="projectnumber">2.1.2</span>
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<a href="#pub-attribs">Data Fields</a>  </div>
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<div class="title">tftp_context Struct Reference<div class="ingroups"><a class="el" href="group__apps.html">Applications</a> &raquo; <a class="el" href="group__tftp.html">TFTP server</a></div></div>  </div>
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<p><code>#include &lt;tftp_server.h&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:ae70d64e8e20328cc492d766506df4cba"><td class="memItemLeft" align="right" valign="top">void *(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structtftp__context.html#ae70d64e8e20328cc492d766506df4cba">open</a> )(const char *fname, const char *mode, u8_t <a class="el" href="structtftp__context.html#a9e6e4ec803ec9597822923369701754d">write</a>)</td></tr>
<tr class="separator:ae70d64e8e20328cc492d766506df4cba"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae9181c57d1cf89bc263f7671e5630a65"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structtftp__context.html#ae9181c57d1cf89bc263f7671e5630a65">close</a> )(void *handle)</td></tr>
<tr class="separator:ae9181c57d1cf89bc263f7671e5630a65"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a748e37df0c8b84b3adda78d603b9033c"><td class="memItemLeft" align="right" valign="top">int(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structtftp__context.html#a748e37df0c8b84b3adda78d603b9033c">read</a> )(void *handle, void *buf, int bytes)</td></tr>
<tr class="separator:a748e37df0c8b84b3adda78d603b9033c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9e6e4ec803ec9597822923369701754d"><td class="memItemLeft" align="right" valign="top">int(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structtftp__context.html#a9e6e4ec803ec9597822923369701754d">write</a> )(void *handle, struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>TFTP context containing callback functions for TFTP transfers </p>
</div><h2 class="groupheader">Field Documentation</h2>
<a id="ae9181c57d1cf89bc263f7671e5630a65"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae9181c57d1cf89bc263f7671e5630a65">&#9670;&nbsp;</a></span>close</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void(* tftp_context::close) (void *handle)</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Close file handle </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">handle</td><td>File handle returned by <a class="el" href="structtftp__context.html#ae70d64e8e20328cc492d766506df4cba">open()</a> </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="ae70d64e8e20328cc492d766506df4cba"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae70d64e8e20328cc492d766506df4cba">&#9670;&nbsp;</a></span>open</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void*(* tftp_context::open) (const char *fname, const char *mode, u8_t <a class="el" href="structtftp__context.html#a9e6e4ec803ec9597822923369701754d">write</a>)</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Open file for read/write. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">fname</td><td>Filename </td></tr>
    <tr><td class="paramname">mode</td><td>Mode string from TFTP RFC 1350 (netascii, octet, mail) </td></tr>
    <tr><td class="paramname">write</td><td>Flag indicating read (0) or write (!= 0) access </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>File handle supplied to other functions </dd></dl>

</div>
</div>
<a id="a748e37df0c8b84b3adda78d603b9033c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a748e37df0c8b84b3adda78d603b9033c">&#9670;&nbsp;</a></span>read</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int(* tftp_context::read) (void *handle, void *buf, int bytes)</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Read from file </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">handle</td><td>File handle returned by <a class="el" href="structtftp__context.html#ae70d64e8e20328cc492d766506df4cba">open()</a> </td></tr>
    <tr><td class="paramname">buf</td><td>Target buffer to copy read data to </td></tr>
    <tr><td class="paramname">bytes</td><td>Number of bytes to copy to buf </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>&gt;= 0: Success; &lt; 0: Error </dd></dl>

</div>
</div>
<a id="a9e6e4ec803ec9597822923369701754d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9e6e4ec803ec9597822923369701754d">&#9670;&nbsp;</a></span>write</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int(* tftp_context::write) (void *handle, struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Write to file </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">handle</td><td>File handle returned by <a class="el" href="structtftp__context.html#ae70d64e8e20328cc492d766506df4cba">open()</a> </td></tr>
    <tr><td class="paramname">pbuf</td><td>PBUF adjusted such that payload pointer points to the beginning of write data. In other words, TFTP headers are stripped off. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>&gt;= 0: Success; &lt; 0: Error </dd></dl>

</div>
</div>
<hr/>The documentation for this struct was generated from the following file:<ul>
<li>src/include/lwip/apps/<a class="el" href="tftp__server_8h.html">tftp_server.h</a></li>
</ul>
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